DC and AC parameters

STM6502, STM6503, STM6504, STM6505

18/29

Doc ID 16101 Rev 5

Smart Reset inputs

SR0, SR1, SRE input

voltage low

–0.3

0.3

V

SR0, SR1, SRE input

voltage high

0.7

5.5

V

Input leakage current, SR

and SRE inputs

Option without internal pull-up resistor

–1

+1

µA

Input leakage current, TSR

input

STM6503 and STM6504 only

–5

+7

µA

Internal pull-up resistor,

input (optional - refer to

Table 12)

65

k

Ω

SRE input falling edge

debounce time

STM6504 only

240

360

480

ms

Smart Reset delay

(5)

Capacitor-programmable

Smart Reset setup time,

STM6502 and STM6505.

Refer to Table 3.

10 x

(µF)

12.5 x

(µF)

15 x

(µF)

s

(5)

TSR pin-programmable

Smart Reset setup time,

STM6503 and STM6504.

22.5

3

s

67.5

9

s

10

12.5

15

s

1.

2.

3.

4.

Guaranteed by design.

5.

only.

6.

If left open, for improved system glitch immunity it is strongly recommended to connect a 0.1 µF decoupling ceramic

Table 6.

DC and AC characteristics (continued)

Symbol

Parameter

Min.

Max.

Unit